//FlashingCircles.java
import java.awt.Graphics;
import java.awt.Color;
import javax.swing.*;

public class FlashingCircles extends JApplet {

   public void paint( Graphics g )
   {
       int x1, y1, width, height;

       super.paint( g );

       //assumes screen area is 800x800
       while (true) {
	   x1 = (int)(Math.random() * 800);
	   y1 = (int)(Math.random() * 600);
	   width = (int)(Math.random() * 200);
	   height = (int)(Math.random() * 200);
 	   g.setColor(new Color((int)(Math.random()*256),(int)(Math.random()*256),
 	   						(int)(Math.random()*256)));
	   g.fillOval(x1,y1,width,height);
	   
	   //time waste loop
	   for (int i=0; i<100000; i++)
	     Math.sqrt(i);
	   
       }
   }
}